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Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

What is Difference between thread and process?

AirTies, Azingo, Bloomberg, Encora, Goldman Sachs, HCL, HP, MES, Microsoft, Samsung,

28 258789

How to communicate between difference process?

HP, IBM,

2 8809

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 3764

What is scheduling and How it effects the processor efficiency?

HP,

2 4297

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 14687

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 8437

How to escape from external fragmentation?

HP,

2 4647

What is difference in managing processes in windows, unix, RTOS?

HP,

2272

What is the difference between mutex and semaphore?

HP, Microsoft,

14 56732

What are counting semaphores?

HP, IBM,

4 13437

which is best among semaphores and mutexes?

HP,

2 6436

which is best among pipes, queues, shared memory and why?

HP,

2 5657

What are named pipes?

HP,

3 5561

What is the signal?

HP,

1 4209

What is the highest priority software interrupt?

HP,

1 4729

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Un-Answered Questions { Operating Systems General Concepts }

What grep means?

502

How do I scan a usb drive for errors?

546

Give a brief description of the following terms: a) Play head b) Symbol c) Tweening d) ActionScript e) Frame rate f) Library panel g) Masking h) Context – sensitive Property Inspector i) Bandwidth Profiler j) Frame Label

1441

Describe horizontal scalability and vertical scalability.

605

Which is the best operating system for pc?

534




What is context in operating system?

515

What is cpu scheduler?

585

What are the 4 stages of computing?

526

Does more ram increase fps?

599

Explain a drawback of mvt?

583

What is the need of device status table?

552

How do I find the path to a file?

552

When designing the file structure for an operating system, what attributes are considered?

594

State the advantages of segmented paging over pure segmentation?

648

How do I copy and paste a file location?

542

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